10 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... #HRCT #CTChest ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
14th CXRs 2-view chest ... mSv 200 CXRs Chest ... #Background #Radiation ... #Table #Risks # ... Testing #Study #
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
0.04 mSv 4 days Chest ... mSv 8 months Chest ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
6 mSv 2 years CHEST ... Tomography (CT) — Chest ... mSv 6 months - Chest ... #Table #Risks # ... Testing #Study
Cardiac Event Monitors
 • Holter Monitor - Records every heart beat for 24-48 hours
 • Loop/Event
Records every heart beat ... patient places on chest ... Monitors #heart #cardiology ... telemetry #devices #comparison ... #table
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... we describe a chest ... is to describe areas ... #Differential #Table ... Pulmonary #Diagnosis #Radiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
event, follow ACC algorithm ... one post op Cardiology ... change CV risk Chest ... surgery Stress Testing ... preoperative stress testing
Resuscitative Thoracotomy
NOTE: this video is NOT standard technique.
Aka "cracking the chest". A potentially life saving technique
Thoracotomy NOTE: this video ... "cracking the chest ... Decompressing the chest ... decompress the chest ... In the setting of